Java – ricardo malla's blog

java: version

Posted March 22, 2018November 30, 2019 Ricardo MallaLeave a commentPosted in Java

I have java 6 installed, and decided to install java 7. But even after I installed java 7 the system recognized java 6. To select java 7 as default: sudo update-alternatives --config java

java: revert from java 1.8 to 1.7 windows 10

Posted August 19, 2018November 30, 2019 Ricardo MallaLeave a commentPosted in Java

Uninstall Java from Control Panel -> Programs -> Uninstall Need to remove three files from /Windows/System32 and C:\ProgramData\Oracle\Java\javapath (you need to view hidden files to see Program Data) This files are "java", "javaw" and "javaws" After you do this you […]

talend: commands

Posted November 5, 2017November 30, 2019 Ricardo MallaLeave a commentPosted in Java, Talend

input.replaceAll("^\\s+|\\s+$|\\s*(\n)\\s*|(\\s)\\s*", "$1$2") .replace("\t"," "); input.replaceAll("^\\s+|\\s+$|\\s*(\n)\\s*|(\\s)\\s*", "$1$2") .replace("\t"," "); StringUtils.capitalize(str)

talend: random 40 character string

Posted March 24, 2018November 30, 2019 Ricardo MallaLeave a commentPosted in Java, Talend

((java.util.UUID.randomUUID()).toString() + (java.util.UUID.randomUUID()).toString()).replace("-","").substring(0,40)

talend: allocate memory

Posted April 10, 2018November 30, 2019 Ricardo MallaLeave a commentPosted in Java, Talend

https://community.talend.com/t5/Migration-Configuration-and/Allocating-more-memory-to-Talend-Studio/ta-p/21642 Locate the .ini file inside the Talend installation folder. With 8 GB of memory available on 64-bit system, the optimal settings can be: -vmargs -Xms1024m -Xmx4096m -XX:MaxPermSize=512m -Dfile.encoding=UTF-8 After this, you need to configure this same variables on […]

jasper reports: java compatibility

Posted August 19, 2018 Ricardo MallaLeave a commentPosted in iDempiere, Java, OpenBravo, Tibco - Jasper Reports

We user Jasper Reports on multiple projects: We have a stand-alone Jasper Server that runs all types of reports from our server We have an Openbravo ERP Instance We have an iDempiere ERP Instance Running (same fork root as Openbravo). […]

java: compare boolean vale

Posted October 17, 2015August 3, 2016 Ricardo MallaLeave a commentPosted in Java, Tibco - Jasper Reports

I require this to limit the Print when Expression Field on Jasper Studio. I had some trouble getting the comparison formule, because I used the typical: $F{rfq_c} == "VALUE" This formula did not work because it only applies when comparing […]